CALYCIFLOB2E. 



183 



also the Sweetbriar or Eglantine. The rose is used in 

 Turkey and Persia for obtaining that most valuable 

 and delicious perfume, " Otto of Roses." It is made 

 by distilling a portion of "water from several quan- 

 tities of fresh roses, 

 until it becomes 

 saturated with the 

 volatile oil. This 

 water is then ex- 

 posed to the open 

 air, and, in the cool 

 night time, drops of 

 the otto collect on 

 the top, from which 

 it is carefully ga- 

 thered, and the 

 same water again 

 distilledfroin afresh 

 quantity of roses. 

 Besides the Eose tribe, this order contains some of our 

 most valued fruits. The Apple, Pear, and Strawberry 

 belong to it, also the Almond. 



5. LYTHRACE.E (Ly thrum salicaria) Purple Loose-strife. 



The Purple Loose-strife is indige- 

 nous to England, bearing a 

 purple flower, and is also found 

 in Australia. There are several 

 varieties of this plant ; an Inc.ian 

 species, Ly thrum Hunteri, 

 bearing a red flower, has been 

 used by the natives as a red dye. 



Pear Trco. 



Rose, 



Strawberry. 



Loose- Strife. 



